Author: rhauch Date: 2008-12-04 16:33:19 -0500 (Thu, 04 Dec 2008) New Revision: 653 Modified: trunk/dna-common/src/main/java/org/jboss/dna/common/util/StringUtil.java Log: Added another utility method that complements 'splitLines(String)'. Modified: trunk/dna-common/src/main/java/org/jboss/dna/common/util/StringUtil.java =================================================================== --- trunk/dna-common/src/main/java/org/jboss/dna/common/util/StringUtil.java 2008-12-03 22:46:57 UTC (rev 652) +++ trunk/dna-common/src/main/java/org/jboss/dna/common/util/StringUtil.java 2008-12-04 21:33:19 UTC (rev 653) @@ -46,6 +46,36 @@ private static final Pattern PARAMETER_COUNT_PATTERN = Pattern.compile("\\{(\\d+)\\}"); /** + * Combine the lines into a single string, using the new line character as the delimiter. This is compatible with + * {@link #splitLines(String)}. + * + * @param lines the lines to be combined + * @return the combined lines, or an empty string if there are no lines + */ + public static String combineLines( String[] lines ) { + return combineLines(lines, '\n'); + } + + /** + * Combine the lines into a single string, using the supplied separator as the delimiter. + * + * @param lines the lines to be combined + * @param separator the separator character + * @return the combined lines, or an empty string if there are no lines + */ + public static String combineLines( String[] lines, + char separator ) { + if (lines == null || lines.length == 0) return ""; + StringBuilder sb = new StringBuilder(); + for (int i = 0; i != lines.length; ++i) { + String line = lines[i]; + if (i != 0) sb.append(separator); + sb.append(line); + } + return sb.toString(); + } + + /** * Split the supplied content into lines, returning each line as an element in the returned list. * * @param content the string content that is to be split